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Proceedings Papers

Crossflow Minimization for Jet Impingement Cooling Applications

Abdel Rahman Salem, Ibrahim Soliman, Ryoichi S. Amano
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A004, June 26–30, 2023
Paper No: GT2023-101162
https://doi.org/10.1115/GT2023-101162
View Paper titled, Crossflow Minimization for Jet Impingement Cooling Applications
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Topics: Heat transfer, Impingement cooling, Turbulence, Blades, Computational fluid dynamics, Cooling, Engines, Friction, Gas turbines, Heat flux
Proceedings Papers

A Numerical Analysis of Cross-Flow Reinforced Impingement Cooling With a U-Shaped Flow-Guide on the Hole Plate

Robin G. Brakmann, Nina Brose, Francisco Carvalho, Safae Chargui, Roberto Guarino
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A003, June 26–30, 2023
Paper No: GT2023-101097
https://doi.org/10.1115/GT2023-101097
View Paper titled, A Numerical Analysis of Cross-Flow Reinforced Impingement Cooling With a U-Shaped Flow-Guide on the Hole Plate
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Topics: Cross-flow, Flow (Dynamics), Impingement cooling, Numerical analysis, Cooling, Jets, Reynolds number, Shapes, Engineering simulation, Gas turbines
Proceedings Papers

Study on Anti-Crossflows Characteristics of Jet Shape and Inclination in Multiple Jet Impingement Cooling

Qingsong Hu, Yi Wang, Kefeng Yang, Shanghong Gao, Xiangyu Wang, Zhenping Feng
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A007, June 26–30, 2023
Paper No: GT2023-102515
https://doi.org/10.1115/GT2023-102515
View Paper titled, Study on Anti-Crossflows Characteristics of Jet Shape and Inclination in Multiple Jet Impingement Cooling
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Topics: Heat transfer, Impingement cooling, Shapes
Proceedings Papers

Conjugate Heat Transfer and Thermal Stress in an Impingement Cooling Unit for Gas Turbine Vane

Shanyou Wang, Xueying Li, Jing Ren
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A009, June 26–30, 2023
Paper No: GT2023-103305
https://doi.org/10.1115/GT2023-103305
View Paper titled, Conjugate Heat Transfer and Thermal Stress in an Impingement Cooling Unit for Gas Turbine Vane
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Topics: Gas turbines, Heat transfer, Impingement cooling, Thermal stresses
Proceedings Papers

Experimental Investigation on Overall Effectiveness of Flat Plate Combined Impingement Cooling With Film-Cooling of Diffusion Slot Holes

Bai-Tao An, Jia-Jun Hu, Jian-Jun Liu
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A025, June 26–30, 2023
Paper No: GT2023-104261
https://doi.org/10.1115/GT2023-104261
View Paper titled, Experimental Investigation on Overall Effectiveness of Flat Plate Combined Impingement Cooling With Film-Cooling of Diffusion Slot Holes
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Topics: Diffusion (Physics), Film cooling, Flat plates, Impingement cooling
Proceedings Papers

Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet

Eric P. Nied, Jeffrey P. Bons, Ryan K. Lundgreen
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A013, June 13–17, 2022
Paper No: GT2022-82304
https://doi.org/10.1115/GT2022-82304
View Paper titled, Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet
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Topics: Chemistry, Coolants, Dust, Gas turbines, Minerals, Gypsum, Quartz, Temperature, Composite materials, Flow (Dynamics)
Proceedings Papers

The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition

Jeffrey P. Bons, Chihsiu Lo, Eric Nied, Jiaxuan Han
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A012, June 13–17, 2022
Paper No: GT2022-82027
https://doi.org/10.1115/GT2022-82027
View Paper titled, The Effect of Gas and Surface Temperature on Cold-Side and Hot-Side Turbine Deposition
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Topics: Temperature, Turbines, Dust, Jets, Particulate matter, Ceramics, Flow (Dynamics), Air flow, Computational fluid dynamics, Fluids
Proceedings Papers

Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements

Xu Zhu, Fangyuan Lou, Kai Zhou, Xinqian Zheng
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A033, June 13–17, 2022
Paper No: GT2022-83509
https://doi.org/10.1115/GT2022-83509
View Paper titled, Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements
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Topics: Approximation, Flow (Dynamics), High pressure (Physics), Turbines, Wavelets, Temperature, Cooling, Temperature distribution, Engines, Annulus
Proceedings Papers

Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments

Sadiya Tabassum, Michael Hilfer, Robin G. Brakmann, Christian Morsbach, Christian Willert, Marcel Matha, Michael Schroll
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A011, June 13–17, 2022
Paper No: GT2022-81749
https://doi.org/10.1115/GT2022-81749
View Paper titled, Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments
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Topics: Computational fluid dynamics, Impingement cooling, Modeling, Turbulence, Jets, Engineering simulation, Reynolds-averaged Navier–Stokes equations, Simulation, Flat plates, Flux (Metallurgy)
Proceedings Papers

Design Considerations and Validation of a Near Wall Cooled Stator Heat Shield With Sequential Impingement Cooling

P. Peschke, S. Naik, M. Henze
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A026, June 13–17, 2022
Paper No: GT2022-82864
https://doi.org/10.1115/GT2022-82864
View Paper titled, Design Considerations and Validation of a Near Wall Cooled Stator Heat Shield With Sequential Impingement Cooling
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Topics: Cooling, Design, Gas turbines, Heat shielding, Heat transfer, Impingement cooling, Stators, Engines, Air flow, Flow (Dynamics)
Proceedings Papers

Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes

Juan He, Qinghua Deng, Zhenping Feng
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A017, June 7–11, 2021
Paper No: GT2021-59423
https://doi.org/10.1115/GT2021-59423
View Paper titled, Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes
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Topics: Cooling, Heat transfer, Flow (Dynamics), Pressure, Film cooling, Film flow, Flat plates, Impingement cooling, Reynolds-averaged Navier–Stokes equations, Temperature uniformity
Proceedings Papers

Heat Transfer Measurements for Array Jet Impingement With Castellated Wall

Taehyun Kim, Eui Yeop Jung, Minho Bang, Changyong Lee, Hee Koo Moon, Hyung Hee Cho
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A005, June 7–11, 2021
Paper No: GT2021-58895
https://doi.org/10.1115/GT2021-58895
View Paper titled, Heat Transfer Measurements for Array Jet Impingement With Castellated Wall
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Topics: Heat transfer, Heat, Impingement cooling, Mass transfer, Jets, Pressure, Suction, Combustion chambers, Cooling, Gas turbines
Proceedings Papers

Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method

Emre Ayan, Felix C. von Plehwe, Marc C. Keller, Christian Kromer, Corina Schwitzke, Hans-Jörg Bauer
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A004, June 7–11, 2021
Paper No: GT2021-58838
https://doi.org/10.1115/GT2021-58838
View Paper titled, Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method
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Topics: Evaluation methods, Gears, Heat transfer coefficients, Heat transfer, Temperature, Thermocouples, Impingement cooling, Algorithms, Design, Gear teeth
Proceedings Papers

Jet Impingement Heat Transfer Enhancement With Different Crossflow Diverter Shapes

Juan He, Qinghua Deng, Zhenping Feng
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A008, June 7–11, 2021
Paper No: GT2021-59080
https://doi.org/10.1115/GT2021-59080
View Paper titled, Jet Impingement Heat Transfer Enhancement With Different Crossflow Diverter Shapes
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Topics: Friction, Heat transfer, Impingement cooling, Shapes, Reynolds number, Flow (Dynamics), Blades, Cooling, Diamonds, Engineering simulation
Proceedings Papers

Experimental and Numerical Study on Impingement Heat Transfer and Flow Characteristics on a Semicircular Ribbed Target Surface

Wang-Hao-Tai Kang, Hui-Ren Zhu
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT15A006, June 7–11, 2021
Paper No: GT2021-58897
https://doi.org/10.1115/GT2021-58897
View Paper titled, Experimental and Numerical Study on Impingement Heat Transfer and Flow Characteristics on a Semicircular Ribbed Target Surface
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Topics: Flow (Dynamics), Heat transfer, Impingement cooling
Proceedings Papers

Numerical Investigation of Conjugate Heat Transfer in an Effusion and Impingement Cooled Combustor Wall

Thomas Jackowski, Maximilian Elfner, Hans-Jörg Bauer
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT11A009, September 21–25, 2020
Paper No: GT2020-15505
https://doi.org/10.1115/GT2020-15505
View Paper titled, Numerical Investigation of Conjugate Heat Transfer in an Effusion and Impingement Cooled Combustor Wall
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Topics: Combustion chambers, Heat transfer, Cooling, Coolants, Ducts, Flow (Dynamics), Boundary-value problems, Cavities, Geometry, Impingement cooling
Proceedings Papers

High-Fidelity Simulations of Multi-Jet Impingement Cooling Flows

J. Javier Otero-Pérez, Richard D. Sandberg, Satoshi Mizukami, Koichi Tanimoto
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A011, September 21–25, 2020
Paper No: GT2020-14728
https://doi.org/10.1115/GT2020-14728
View Paper titled, High-Fidelity Simulations of Multi-Jet Impingement Cooling Flows
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Topics: Engineering simulation, Flow (Dynamics), Impingement cooling, Simulation, Cross-flow, Heat transfer, Turbulence, Inflow, Computer simulation, Deflection
Proceedings Papers

An Experimental and Numerical Investigation of the Three-Dimensional Flow Field and Heat Transfer of a Row of Impinging Jets

Simla Saglam, Robert Krewinkel, Clemens Domnick, Ken-Ichiro Takeishi
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A027, September 21–25, 2020
Paper No: GT2020-15966
https://doi.org/10.1115/GT2020-15966
View Paper titled, An Experimental and Numerical Investigation of the Three-Dimensional Flow Field and Heat Transfer of a Row of Impinging Jets
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Topics: Computational fluid dynamics, Flow (Dynamics), Heat transfer, Impingement cooling, Jets, Gas turbines, Design, Design methodology, Energy budget (Physics), Engineering systems and industry applications
Proceedings Papers

A Numerical Study on Conjugate Heat Transfer for Supercritical CO 2 Turbine Blade With Cooling Channels

Akshay Khadse, Andres Curbelo, Ladislav Vesely, Jayanta S. Kapat
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A007, September 21–25, 2020
Paper No: GT2020-14679
https://doi.org/10.1115/GT2020-14679
View Paper titled, A Numerical Study on Conjugate Heat Transfer for Supercritical CO 2 Turbine Blade With Cooling Channels
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Topics: Cooling, Heat transfer, Supercritical carbon dioxide, Turbine blades, Blades, Temperature, Turbines, Cascades (Fluid dynamics), Cycles, Brayton cycle
Proceedings Papers

The Effect of Thermal Barrier Coating Surface Temperature on the Adhesion Behavior of CMAS Deposits

Robert A. Clark, Nicholas Plewacki, Pritheesh Gnanaselvam, Jeffrey P. Bons, Vaishak Viswanathan
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A013, September 21–25, 2020
Paper No: GT2020-15544
https://doi.org/10.1115/GT2020-15544
View Paper titled, The Effect of Thermal Barrier Coating Surface Temperature on the Adhesion Behavior of CMAS Deposits
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Topics: Adhesion, Temperature, Thermal barrier coatings, Flow (Dynamics), Particulate matter, Heat transfer, High pressure (Physics), Turbines, Turbofans, Coolants